Created by Silicon Graphics Inc., OpenGL has become the industry standard for the 3D graphics programming community. Sun and Hewlett Packard have recently joined OpenGL's list of licensees, bringing a large community of X Windows users to the OpenGL market. This text explains how the OpenGL libraries are implemented under X Windows, allowing programmers to take advantage of OpenGL.About the Author: Mark Kilgard is a member of the Technical Staff at Silicon Graphics, Inc. He is a contributor to The X Journal and speaks regularly at the X Technical Conference and SIGGRAPH. Mark is also the creator of the OpenGL Utility Toolkit (GLUT). 0201483599AB01032003